hypertrophy breast hypertrophy http://purl.obolibrary.org/obo/DOID_10688 http://purl.obolibrary.org/obo/HP_0010313 http://purl.obolibrary.org/obo/NCIT_C3125 https://en.wikipedia.org/wiki/Breast_hypertrophy https://www.wikidata.org/wiki/Q924002 A rare medical condition of the breast connective tissues in which the breasts become excessively large. Excessive enlargement of one or both breasts. Causes include pregnancy, obesity, and penicillamine therapy. It may result in neck, back, and shoulder pain. breast hypertrophy in infancy gestational breast hypertrophy hypertrophy of breast virginal breast hypertrophy breast